mesa: add KHR_no_error support for glInvalidateBufferData()

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>

src/mapi/glapi/gen/ARB_invalidate_subdata.xml

@@ -25,7 +25,7 @@
     <param name="length" type="GLsizeiptr"/>
   </function>
 
-  <function name="InvalidateBufferData">
+  <function name="InvalidateBufferData" no_error="true">
     <param name="buffer" type="GLuint"/>
   </function>
 

src/mesa/main/bufferobj.c

@@ -4308,6 +4308,15 @@ _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
    invalidate_buffer_subdata(ctx, bufObj, offset, length);
 }
 
+void GLAPIENTRY
+_mesa_InvalidateBufferData_no_error(GLuint buffer)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   struct gl_buffer_object *bufObj =_mesa_lookup_bufferobj(ctx, buffer);
+   invalidate_buffer_subdata(ctx, bufObj, 0, bufObj->Size);
+}
+
 void GLAPIENTRY
 _mesa_InvalidateBufferData(GLuint buffer)
 {

src/mesa/main/bufferobj.h

@@ -347,6 +347,9 @@ void GLAPIENTRY
 _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
                               GLsizeiptr length);
 
+void GLAPIENTRY
+_mesa_InvalidateBufferData_no_error(GLuint buffer);
+
 void GLAPIENTRY
 _mesa_InvalidateBufferData(GLuint buffer);